*,
*::before,
*::after {
  box-sizing: border-box;
}
.signature-pad {
  position: relative;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
  font-size: 10px;
  width: 100%;
  height: 100%;
  max-width: 900px;
  max-height: 460px;
  background-color: #fff;
  border-radius: 4px;
  padding: 16px;
}
.signature-pad::before {
  left: 20px;
  -webkit-transform: skew(-3deg) rotate(-3deg);
  transform: skew(-3deg) rotate(-3deg);
}
.signature-pad::after {
  right: 20px;
  -webkit-transform: skew(3deg) rotate(3deg);
  transform: skew(3deg) rotate(3deg);
}
.signature-pad--body {
  position: relative;
  -webkit-box-flex: 1;
  -ms-flex: 1;
  flex: 1;
  border: 1px solid #f4f4f4;
}
.signature-pad--body canvas {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  border-radius: 4px;
  box-shadow: 0 0 5px rgba(0, 0, 0, 0.02) inset;
}
